Dual-gated cardiac PET–clinical feasibility study

M Teräs, T Kokki, N Durand-Schaefer… - European journal of …, 2010 - Springer
Purpose Both respiratory and cardiac motions reduce image quality in myocardial imaging.
For accurate imaging of small structures such as vulnerable coronary plaques, simultaneous …

Dual gated PET/CT imaging of small targets of the heart: Method description and testing with a dynamic heart phantom

T Kokki, HT Sipilä, M Teräs, T Noponen… - Journal of nuclear …, 2010 - Elsevier
Background In PET imaging respiratory and cardiac contraction motions interfere the
imaging of heart. The aim was to develop and evaluate dual gating method for improving the …

Spirometry based respiratory gating method for cardiac PET and MRI imaging

T Noponen, T Kokki, V Lepomaki… - 2008 IEEE Nuclear …, 2008 - ieeexplore.ieee.org
A respiratory gating method based on spirometry was developed and tested during PET/CT
and MRI studies. The method was compared to two commercial respiratory gating methods: …

Dual gating method for eliminating motion-related inaccuracies in cardiac PET

T Kokki, M Teras, HT Sipila… - 2007 IEEE Nuclear …, 2007 - ieeexplore.ieee.org
The aim of this study was to develop gating method that eliminates both respiratory and
cardiac motion-related inaccuracies in cardiac PET images utilizing two independent trigger …

Linear relation between spirometric volume and the motion of cardiac structures: MRI and clinical PET study

T Kokki, R Klén, T Noponen, J Pärkkä… - Journal of Nuclear …, 2016 - Elsevier
Background In cardiac PET, CT, and MRI respiration is major reason for impaired image quality
of small targets such as coronary arteries. Strong correlations between heart motion and …

A moving heart phantom for dual gated cardiac PET/CT studies

HT Sipila, M Teras, T Kokki… - 2007 IEEE Nuclear …, 2007 - ieeexplore.ieee.org
Atherosclerosis of coronary arterials is a very common disease in human population. Early
diagnostics of arterial plaques is very important for certain risk patients. Heart is a difficult …

Correction of respiratory motion in dual gated PET cardiac imaging

F Lamare, M Teras, T Kokki, H Fayad, J Knuuti… - 2008 - Soc Nuclear Med
1640 Objectives: The evaluation of different combinations of the binned data in double gated
cardiac acquisitions in order to maximise the acquired data used in the reconstruction of …

Pre-clinical evaluation of a respiratory motion correction technique in dual gated cardiac imaging

F Lamare, O Rimoldi, M Teras, T Kokki, J Knuuti… - 2009 - Soc Nuclear Med
1470 Objectives Cardiac imaging suffers from respiratory and cardiac motion. Although
double gated acquisition may lead to both respiratory and cardiac motion compensation, the …

[PDF][PDF] DUAL GATED PET/CT IMAGING OF HEART

T Kokki - utupub.fi
Coronary artery disease (CAD) resulting from atherosclerotic arterial changes, plaques, is a
progressive process, which can be asymptomatic for many years. Asymptomatic CAD can …

Dual gated PET for robust correction of cardiac and respiratory motion

M Teräs, T Kokki, N Durand-Schaefer, T Noponen… - 2008 - Soc Nuclear Med
239 Objectives: Both respiratory and cardiac motions reduce image quality in myocardial
imaging. For accurate imaging of small objects such as vulnerable coronary plaques …